<div id="sidebar">
  <section>
    <h1>Examples</h1>
    <ul>
      {% for ex in site.examples %}
        <li><a href="{{ ex.url | relative_url }}">{{ ex.title }}</a></li>
      {% endfor %}
    </ul>
  </section>
  <section>
    <details {% if page.title == 'C++ API' %}open{% endif %}>
      <summary>C++ API</summary>
      {% include cpp_nav.html %}
    </details>
  </section>
  <section>
      <details {% if page.title == 'C API' %}open{% endif %}>
      <summary>C API</summary>
      {% include c_nav.html %}
    </details>
  </section>
</div>
